Datasheet

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REVISION HISTORY R8C/24 Group, R8C/25 Group Datasheet
0.30 Sep 01, 2005 7 Figure 1.4 Pin Assignment
• Pin name revised;
VSS
→ VSS/AVSS,
VCC
→ VCC/AVCC,
P1_5/RXD0/(TRAIO)/(INT1
) → P1_5/RXD0/(TRAIO)/(INT1)
(2)
,
P6_6/INT2
/(TXD1) → P6_6/INT2/TXD1,
P6_7/INT3
/(RXD1) → P6_7/INT3/RXD1,
P6_5
→ P6_5/CLK1
• NOTE2 added
8 Table 1.5 Pin Description
• Analog Power Supply Input: line added
•INT
Interrupt Input: “INT0 Timer RD input pins. INT1 Timer RA input
pins.” added
• Serial Interface: “CLK1” added
•“I
2
C Bus Interface (IIC)” → “I
2
C Bus Interface”
• “SSU”
→ “Clock Synchronous Serial I/O with Chip Select”
9 Table 1.6 Pin Name Information by Pin Number revised
• Pin Number 10: “VSS”
→ “VSS/AVSS”
• Pin Number 12: “VCC”
→ “VCC/AVCC”
•Pin Number 27: “INT0
” added
• Pin Number 28: “(TXD1)”
→ “TXD1”
• Pin Number 29: “(RXD1)”
→ “RXD1”
• Pin Number 35: “CLK1” added
15 Tabel 4.1 SFR Information(1) revised:
• 0012h: X0h
→ 00h
• 0013h: XXXXXX00b
→ 00h
• 0016h: X0h
→ 00h
• 0036h: Voltage Monitor 1 Control Register
(2)
→ Voltage Monitor 1
Control Register
(5)
• 0038h: 00001000b
(3)
, 01000001b
(4)
→ 0000X000b
(3)
, 0100X001b
(4)
• NOTES2, 5: “the voltage monitor 1 reset” added
• NOTE3: “voltage monitor 1 reset”
→ “voltage monitor 0 reset”
16 Tabel 4.2 SFR Information(2) revised:
• 0048h: RD0IC
→ TRD0IC
• 0049h: RD1IC
→ TRD1IC
• 004Ah: REIC
→ TREIC
• 004Fh: SSU/IIC Interrupt Control Register, IIC2AIC
→
SSU/IIC Interrupt Control Register
(2)
, SSUAIC/IIC2AIC
• 0056h: RAIC
→ TRAIC
• 0058h: RBIC
→ TRBIC
• NOTE2 added
17 Tabel 4.3 SFR Information(3) revised:
• 00BCh: 00h
→ 00h/0000X000b
18 Tabel 4.4 SFR Information(4) revised:
• 00D6h: 00000XXXb
→ 00h
• 00F5h: UART1 Function Select Register, U1SR, XXh added
Rev. Date
Description
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